package v1ch3.BigIntegerTest;

import java.math.BigInteger;
import java.util.Scanner;

public class BigIntegerTest {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		
		System.out.print("How many numbers do you need to draw?");
		int k = in.nextInt();
		
		System.out.print("What is the highest number you can draw?");
		int n = in.nextInt();
		
		BigInteger lotteryOdds=BigInteger.valueOf(1);
		
		for (int i = 1; i <=k; i++) 
			lotteryOdds=lotteryOdds.multiply(BigInteger.valueOf(n-i+1)).divide(BigInteger.valueOf(i));
		System.out.println("Youe odds are 1 in "+lotteryOdds+".Good luck!");
	}
}
